Index
Sr.no Topic Page no Sign sign 1. Abstract
2. 1. Introduction
3. 2. Objective
4. 3. Elliptic Curve Discrete Logarithm Problem
5. 4.Application
A. Personal computer
B. Hand Held and other small devices
C. Identity Based Encryption
6. 5.Advantages Of ECC over RSA A. Security B. Space Requirements C. Efficiency
7. 6. Conclusion 16
9. 8.References 17
Elliptic curve cryptography
Abstract:
Cryptography is the art of hiding or securing the important communication from the possible attacks of the outside.
…show more content…
Identity Based Encryption is a public key encryption scheme where any string can be a users email address or name. The advantage of Identity Based Encryption is no certificate is needed to bind names to public keys. This feature may help to launch a public key infrastructure since receiver does not have to obtain public key and certificate before receiving encrypted communication. The sender can use receivers Id as its public key and does not need to obtain and verify certificate on the recipient’s public key.
5. Advantages of ECC over RSA
A. Security
The main advantage ECC has over RSA is that the essential operation in ECC is point addition and it is computationally very costly. To maintain the same security degree the bits number will increase in RSA generated key pair. We can see from below figure that RSA should use 3072 bit while 256 bit for ECC. Hence ECC is more secure than RSA.
B. Space Requirements
Because increasing computation is needed for higher bit encryption more transistors are needed onboard the smart card to achieve operation. This causes growth in the area of employed processors. By ECC transistor number can be cut back on since numbers required are much smaller than RSA with similar level of security. Bandwidth requirements are same for RSA and ECC when message is long but when message is short ECC is
Encryption technique is the translation of data into a secret code that will prevent hackers or identity thieves from being able to break or read the data that is sent across the network.
When a fellow general received the message, he would wrap the paper around his corresponding scytale to decipher the message (Tyson 2014). Since the advent of computers though, encryption has become increasing important and relies almost solely on cryptographic means to secure information. When speaking about encryption today, it refers more to the process rather than the mathematical formulas used to scramble data. The basic idea behind encrypting a computer message is such that it is scrambled with a sequence of random bits, known as a key, and only parties with the corresponding key can transpose it back into a comprehensible format. These keys are created via a cipher, otherwise known as an algorithm. When a user sends a message, known as the plaintext, across a network, the computer applies an algorithm to the information to encode it, resulting in a ciphertext (Encryption Basics 2014). This method can be best summarized visually:
Encryption is the conversion of electronic data into another form, called cipher text, which cannot be easily understood by anyone except authorized parties. The primary purpose of encryption is to protect the confidentiality of digital data stored on computer systems or transmitted via the Internet or other computer networks. Modern encryption algorithms play
A science vital in modern, everyday life. A word unknown to many. Key in both the winning of the Revolutionary War and World War II. Used for security, communication, authentication, and encryption. Runs not only the digital world, but cars, medical devices, and drones. What is this unheard science? This hidden word? Cryptology.
Public key infrastructure, known as PKI supports the distribution and identification of public encryption keys which allows users and computers to securely exchange data over the internet and networks to confirm the identity of the other party. Without PKI, sensitive information can still be encrypted and exchanged, but there would be no assurance of the identity of the other party. Any form of sensitive data exchanged over the Internet is reliant on PKI for security.
The practice and study in securing communication between parties in presence of potential adversaries. A cryptographic algorithm or cipher is a mathematical function used in a plaintext in the encryption and decryption process. A cryptographic algorithm works in combination with a key (number, word, or phrase) to encrypt the plaintext. The same plaintext also
The concept of Identity Based Encryption (IBE) was proposed by Shamir [4]. In 1984, Shamir proposed the idea of using an identity
RSA cryptography is vastly used to encrypt and decrypt message while communicating through internet and in the field of digital signature. This encryption system is used regularly in web browsers, chat applications email, vpn and any other types of communications that require securely sending data to severs or the other people.[8] RSA cryptography is an asymmetrical cryptography system. Because it have two keys. One is public another is private. The encryption key is public while the decryption key is private. So only the person with the correct decryption key can decipher the encrypted message. Everyone have their own encryption and decryption keys. The keys must be made in such a way that the decryption key may not easily
Encryption is just a fancy word for coding. When we talk about encrypting we really just mean turning information into really a hard to read secret code. Let’s say we have some secret agents in a movie and suppose there is an agent working in Washington DC they need to send a message to another agent in Russia. The best way for them to do this is by the two of you to meet up in advance, in person, and agree on a method of locking and unlocking all the messages they will send and receive in future.This method is called a secret key, because only the two of you will have access to it. When people want to find out what their saying to each other the attack is called a chosen ciphertext attack,CCA. In cryptography, ciphertext or cyphertext is the result of encryption performed on plaintext using an algorithm, called a cipher. It is an attack model for cryptanalysis in which the cryptanalyst gathers information by choosing a ciphertext and obtaining its decryption under an unknown key. Cryptanalysis is the study of analyzing information systems in order to study the hidden aspects of the systems. People use encryption for a theoretical wall against anyone that wants to find out what is inside.
Encryption is a method of programming data for security so that it appears to be random data. Only the people sending and receiving the information have the key to decrypt the message, which will put it back into its original form making it readable. The only people with the key are the people who are intended to read the message. Not many people know what encryption is. I took a survey of twenty students and asked two questions. The first question I asked was do you know what encryption means and the second question I asked was have you ever heard of anybody using encryption. This is a chart of the information I received:
Nowadays, the use of the Internet is almost inevitable, as the use of Internet continually increases providing information security is also very key important. One of the reasons cyber attacks are successful is because the information acquired from the systems are usually readable/unencrypted, attackers can access. This is where information hiding becomes necessary; it 's a branch of computer science that deals with concealing the existence of a message. There are four primary sub-disciplines of information hiding in an undetectable and/or irremovable especially in audio and data
Encryption is the process of ensuring that data is encoded in a format that only computers with particular decoders will be able to decrypt the information and as a result get the intended receiver of the information. For example the FBI values secrets and the mails they send are always encrypted and no one can read the information until a particular machine or tool is required to be able to understand what the mail mean.
Identity based encryption is an energizing distinct option for open key encryption, which takes out the requirement for a Public Key Infrastructure (PKI) that makes freely accessible the mapping between characters, public keys, and legitimacy of the latter. The senders utilizing an IBE don 't have to look up in public keys and the relating declarations of the collectors, in light of the fact that the personalities e.g. messages or IP addresses together with regular open parameters are adequate for encryption. The private keys of the users are given by a trustee outsider called the private key generator (PKG).
For information to be private and secure, encryption is used. A piece of information can be encrypted by changing each of the characters in the data to something different. The encrypted information can then be decrypted to find out the original information. It is important for information to be encrypted so that only the person that has sent and the person receiving the information can see it. Without
In this every node exchanges their GID and PID while communicating with the other nodes and makes use of the cryptography where pseudonym accompanied by CA which combines GID and PID where a node changes it signature, certificate in order to protect its identity and also long time tracking can be avoided by this process.